- A consecutive convenience sampling of patients with complaints of shoulder pain that are not post-surgical will be screened at their initial evaluation. Subjects between the ages of 18 and 69 years will be included if they present with a painful arc of shoulder active ROM. Additional requirements for inclusion will be (1) shoulder pain greater than 1/10 but less than 9/10 at time of testing; (2) shoulder active ROM above horizontal; (3) the ability to lie prone with arms at their side; and (4) at least one of the following signs or symptoms: (1) a positive Hawkins-Kennedy Sign; (2) a positive Neer Impingement Sign; (3) painful resisted abduction; (4) painful resisted external rotation at 0°of abduction with the elbows bent to 90°